332120720 has 40 divisors (see below), whose sum is σ = 773283840. Its totient is φ = 132658560.

The previous prime is 332120699. The next prime is 332120773. The reversal of 332120720 is 27021233.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×332120720² = 220608345306636800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 332120692 and 332120701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62321 + ... + 67439.

It is an arithmetic number, because the mean of its divisors is an integer number (19332096).

Almost surely, 2^332120720 is an apocalyptic number.

It is an amenable number.

332120720 is an abundant number, since it is smaller than the sum of its proper divisors (441163120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

332120720 is a wasteful number, since it uses less digits than its factorization.

332120720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5943 (or 5937 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 332120720 is about 18224.1795425747. The cubic root of 332120720 is about 692.5194736190.

Adding to 332120720 its reverse (27021233), we get a palindrome (359141953).

The spelling of 332120720 in words is "three hundred thirty-two million, one hundred twenty thousand, seven hundred twenty".